Concealed hinge and reinforcement



Septk 26, 1939-. W.'A. DONAHUE I CONCEALED HINGE" AND REINFORCEMENT F iled Dec, 27, 1937 Patented Se t. 26,1939 Q 2,174,033

UNITED STATES PATENT OFFICE 2,174,033 CONCEALED HINGE AND REINFOR EMENT William A. Donahue, Detroit, Mich. Application December 27, 1937, Serial No. 181,788 2 Claims. 16 l35) This invention relatesto door hinges and has is formed with struck-in portions II which enfor its object to provide a concealed hinge adapted gage within openings l2 in the lateral flanges I0. particularly for use in conjunction with automo- The channel reinforcement 9 is bent adjacent bile doors. its upper end and its lower end to provide upper a result of the door weight being imposed thereon. erably welded in order that the eyes will not open 1 Another object of the invention is to provide a when subjected. to pressure. The pairs of eyes 10 position to receive the hinge parts which are respectively, between the eyes of the upper and 15 inge pivo'ts. and plvotally retain the eyes 8 between respective Another ob ect of the lnvention is to provide eyes l3 whereby the hook arms may swlng about a door pillar relnforcement adapted to be poslthe axes thereof. 20 tioned within a door plllar to extend vertically From the foregoing it becomes apparent that thereof, the reinforcement having integrally the channel reinforcement rlgidifies the door formed means adgacent the top and bottom pillar to an extent whereby lt ls capable of supthereof for recelvlng a, hinge pln member porting the weight of the door without dlstor With the above and other ends ln view the lntion. -e hinge eyes l3, being integral with the 25 vention is more fully disclosed with reference to channel, are always properly spaced to corre the accompanying drawing, in which spond with the spacing of the hook arms. Inas- Figure 1 is a fragmental side elevation of an much as the channel is definitely located by the t bile; struck-in portions H, the hinge eyes are located Fig. 2 is a section taken on the line 2-2 of whereby they properly relate the door with re- Hg spect to the door opening. The hinge eyes It Fig. 3 is a section taken on the line 33 of are also maintained in co-axial relationship, Fig. which obviously is of advantage when the hinge Fig. 4 is a section taken on the line 4-5 of is used in conjunction with door and pillar formapm 3, and tions which are curved, as is usually the case. 35 Fjg 5 i a, fragmental perspective vlew Although a specific embodiment of the inven- Like characters of reference are employed tion has been illustrated and described it W111 be throughout to designate corresponding parts. understood that various changes may be made 40 2. both bein m sed f sheet m lh door departing from the spirit of the lnvehtieh, and

P v for attachment of the hook arms to the 1. An article of the character described operdoor each h o a P F with a able for swingablysupporting a door relatively to threaded end 5 receiving clamping nuts 6, and the an opening provided the each hook arm is provided with an eye 8, adapted Side of the opening said de for the reception of ah n D I elongated channel member laterally flanged for to The pill r 2 is reinforced by a vertically being secured thereat to the pillar internally of tendi channel 9 having laterally extending the latter and facing the side of the opening oppoflan es t, the flanges being secured, as by weldsite the pillar, a plurality of pairs of annular 1118, to h W l f h i ar- T pr n bearing elements formed integrally with said accurately locate the reinfor in h nn relachannel member and extending laterally theretive to the wall of the pillar, th Wa l f h p l from in coaxial alignment with each other, said 5 2 armoas pairs of elements being spaced from each other anee and for cooperation with a locating element and each of said elements being formed substanprovided therefor in the pillar for properly guidtially centrally thereof with an annular em ing the positioning of said member with respect ment extending radially outwardly therefrom, and to the pillar internally of the latter and facing 5 the elements of each of said pairs being spaced the side of the opening opposite the pillar, a 5 from each other and each of said pairs carrying plurality of pairs of annular bearing elements a coaxiaily aligned pivot pin about which is operiormed integrally with said channel member and able for being fulcrumed one end of a support extending laterally therefrom in coaxial alignwhich is rigidly mounted at its other end to the ment with each other, said pairs of bearing eledoor opposite said channel member. ments being spaced from each other and each of m m 2. An article of the character described op rsaid bearing elements being formed substantially able for swingably supporting a door relatively to centrally thereof with an annular embossment an o ening provided therefor in a vehicle body extending radially outwardly therefrom, and the and for being stationarily carried within a hollow bearing elements of each of said pairs being I pillar provided therefor on the body along one spaced from each other and each of said pairs 15 side of the opening, said device comprising, an carrying a coaxially aligned pivot pin about which elongated channel member formed at each of its is operable for being fulcrumed one end of a suptwo longer sides with a flange in each of which port which is rigidly mounted at its other end to flanges is provided a locating element for said the door opposite said channel member.

20 member predeterminedly positioned in accord- A. DONAHUE. 2 

